Base | Representation |
---|---|
bin | 1111100011010… |
… | …00100010100001 |
3 | 100002110121222101 |
4 | 13301220202201 |
5 | 231343422432 |
6 | 20540010401 |
7 | 3142551262 |
oct | 761504241 |
9 | 302417871 |
10 | 130451617 |
11 | 6770025a |
12 | 37830a01 |
13 | 2104620a |
14 | 1347a969 |
15 | b6bc4e7 |
hex | 7c688a1 |
130451617 has 4 divisors (see below), whose sum is σ = 130511380. Its totient is φ = 130391856.
The previous prime is 130451597. The next prime is 130451623. The reversal of 130451617 is 716154031.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 24690961 + 105760656 = 4969^2 + 10284^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-130451617 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130451687) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26478 + ... + 31015.
It is an arithmetic number, because the mean of its divisors is an integer number (32627845).
Almost surely, 2130451617 is an apocalyptic number.
It is an amenable number.
130451617 is a deficient number, since it is larger than the sum of its proper divisors (59763).
130451617 is an equidigital number, since it uses as much as digits as its factorization.
130451617 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59762.
The product of its (nonzero) digits is 2520, while the sum is 28.
The square root of 130451617 is about 11421.5417960974. The cubic root of 130451617 is about 507.1656393200.
The spelling of 130451617 in words is "one hundred thirty million, four hundred fifty-one thousand, six hundred seventeen".
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